Palit GeForce RTX 3070 GameRock OC vs Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB

VS
Palit GeForce RTX 3070 GameRock OC
Palit GeForce RTX 3070 GameRock OC Image
Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB
Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB Image
Palit GeForce RTX 3070 GameRock OC
Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB
Key Differences Key Differences Palit GeForce RTX 3070 GameRock OC Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB
GPU Base Clock Speed 1500MHz 797MHz
GPU Boost Clock Speed 1845MHz Not Known
Pixel Rate 177.1 GPixel/s 6.38 GPixel/s
GPU Memory Speed 1750MHz 891MHz
GPU Render Output Units (ROPs) 96 16
No. of Supported Displays 4 Not Known
Performance Performance Palit GeForce RTX 3070 GameRock OC Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB
GPU Base Clock Speed 1500MHz 797MHz
Pixel Rate 177.1 GPixel/s 6.38 GPixel/s
FLOPS (Floating-point Performance) 21.73 TFLOPS 0.61 TFLOPS
GPU Memory Speed 1750MHz 891MHz
Texture Filter Rate 339.5 GTexels/s 25.5 GTexels/s
Total GPU Shading Units 5888 384
Total GPU TMUs 184 32
GPU Boost Clock Speed 1845MHz Not Known
GPU Render Output Units (ROPs) 96 16
DPFP (Double Precision Floating Point) Support No No
Features Features Palit GeForce RTX 3070 GameRock OC Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB
DirectX Version Info 12 11
OpenGL Driver Version 4.6 4.3
OpenCL Driver Version 2 Not Known
Multi-display Tech Support Yes No
3D Support Yes Yes
Ray Tracing Support Yes No
No. of Supported Displays 4 Not Known
PassMark (G3D) Score Not Known 644
PassMark (DirectCompute) Benchmark Result Not Known 1297
Ports Ports Palit GeForce RTX 3070 GameRock OC Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 3 0
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 0
General info General info Palit GeForce RTX 3070 GameRock OC Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 17400 million 1270 million
Semiconductor Size 8nm 28nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 304mm 145mm
Height 136mm 111mm
Memory Memory Palit GeForce RTX 3070 GameRock OC Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB
Effective Memory Clock 14000MHz 1782MHz
Max Memory Bandwidth 448GB/s 28.5GB/s
RAM 8GB 2GB
Memory Bus Interface Width 256bit 128bit
GDDR Memory Version 6 Not Known
ECC (Error-Correcting Code) Memory Support No No

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